A participant holds up a sky lantern to be launched in Zagreb Dec 20, 2012. The event "Kapulica & Lanterns", organized by contemporary artist Kresimir Tadija Kapulica as part of the ArtOmat Fair ahead of Christmas, involves people releasing about a thousand lanterns to symbolize sending own wishes to the universe. [Photo/Agencies]

Britain's Prime Minister Cameron (2nd L) eats dinner with British soldiers during a visit to Forward Operating Base Price in Helmand Province, Afghanistan Dec 20, 2012. [Photo/Agencies]